Re: Proposal for device "enumeration"

On 11 December 2012 00:45, Dominique Hazael-Massieux <dom@w3.org> wrote:
> Imagine a user that uses a site under two different identity, and takes
> care of carefully cleaning cookies between these two usages (or more
> realistically, uses a system that does it for her); if we expose stable
> device ids that are scoped per site, then suddenly the site knows that
> these two apparently distinct users are the same (or at least use the
> same browser/computer).

That is something that I did consider.  Clearing cookies and all the
other stuff necessary to remove site-gunge should also remove whatever
key was used to generate device IDs.  A site-specific cleanup would be
harder to implement than a global sweep, but it's not an impossible
challenge.

Received on Tuesday, 11 December 2012 18:25:26 UTC